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ClinicalTrials.gov public records Last synced Sep 18, 2026, 12:46 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

The First Twenty for Volunteer Firefighters

NCT03181321
Conditions
Obesity, Cardiovascular Diseases, Occupational Injuries
Interventions
The First Twenty
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
419 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The First Twenty (TF20) for Volunteer Firefighters in a Clinic Based Setting

NCT02760628
Conditions
Obesity
Interventions
The First Twenty (TF20), Life Simple 7 (LS7)
Behavioral
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
2
States / cities
Leawood, Kansas • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

The First 20 Fire Academy Recruits Exercise Training Program

NCT03319394
Conditions
Physical Fitness
Interventions
The First Twenty, Comparison
Behavioral
Lead sponsor
Kansas State University
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Manhattan, Kansas